a command line packet analyzer

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4
votes
1answer
732 views

How to recover a file from a tcpdump?

I use tcpdump -i wlan0 -s 0 dst 192.168.1.200 or src 192.168.1.200 -w output.pcap to monitor for ex.: my HTTP traffic. I upload a .zip file through HTTP. How can I retrieve the .zip file from the ...
8
votes
3answers
7k views

How to process/pipe TCPDUMPs output in realtime

If I want to tcpdump DNS requests by clients (on an OpenWrt 10.04 router), then I root@ROUTER:/etc# tcpdump -n -i br-lan dst port 53 2>&1 tcpdump: verbose output suppressed, use -v or ...
1
vote
3answers
787 views

using “-vvv” with “-w FILENAME” with tcpdump makes better output?

Does it makes a more detailed output if I use tcpdump -vvv -w FILENAME vs. if I use: tcpdump -w FILENAME or it doesn't makes any sense if I use the "-vvv" when I'm using "-w FILENAME"?